Carbon Sub Index breakdown

Date of Evaluation Date of Eval. Index Trait PTA *Carbon Cost (€) Contribution Contrib.
PTA * Carbon Cost
May 2025 Milk Sub Index 5.38
Milk (kg) -57.00 -0.014 0.80
Fat (kg) -7.22 -0.375 2.70
Prot (kg) -4.26 -0.441 1.88
Fertility Sub Index 7.09
Calving Interval (days) -4.87 -1.459 7.11
Survival (%) -0.01 1.117 -0.01
Calving Sub Index 1.42
Gestation Length (days) -1.55 -0.919 1.42
Beef Sub Index -0.65
Carcass Weight (kg) -0.90 -0.528 0.47
Age of Slaughter (days) 2.60 -0.432 -1.12
Maintenance Sub Index Maint. Sub Index 2.30
Live WT (kg) -7.50 -0.307 2.30
Total Carbon Sub Index 15.55

* Based on an €80/tonne carbon price